INA KBS..-PP-AS Linear Ball Bearings: Linear ball bearings of the machined range KBS and the corresponding linear ball bearing and housing units have high precision and are particularly rigid. The bearing has a slot for adjustment of the radial clearance. They are sealed on both sides with contact seals. They have an initial greasing and can be relubricated via a lubrication nipple in the housing. The AS suffix signifies a bearing and unit with a relubrication facility. Bearings and housings of this product range can be used at operating temperatures from -30 deg C to +80 deg C.Benefits: Excellent running characteristics, can be relubricated